On Wed, May 27, 2015 at 4:39 PM, <> wrote:
> On Thu, May 21, 2015 at 12:17:48AM +0100, Robert Bragg wrote:
>> >
>> > So for me the 'natural' way to represent this in perf would be through
>> > event groups. Create a perf event for every single event -- yes this is
>> > 53 events.
>>
>> So when I wa
* Peter Zijlstra wrote:
> > As it is currently the kernel doesn't need to know anything about the
> > semantics of individual counters being selected, so it's currently
> > convenient
> > that we can aim to maintain all the counter meta data we have in userspace
> > according to the changing
On Thu, May 21, 2015 at 12:17:48AM +0100, Robert Bragg wrote:
> >
> > So for me the 'natural' way to represent this in perf would be through
> > event groups. Create a perf event for every single event -- yes this is
> > 53 events.
>
> So when I was first looking at this work I had considered the
On Thu, May 21, 2015 at 12:17:48AM +0100, Robert Bragg wrote:
> On Tue, May 19, 2015 at 3:53 PM, Peter Zijlstra wrote:
> > On Fri, May 15, 2015 at 02:07:29AM +0100, Robert Bragg wrote:
> >> On Fri, May 8, 2015 at 5:24 PM, Peter Zijlstra
> >> wrote:
> >> > On Thu, May 07, 2015 at 03:15:43PM +0100
On Tue, May 19, 2015 at 3:53 PM, Peter Zijlstra wrote:
> On Fri, May 15, 2015 at 02:07:29AM +0100, Robert Bragg wrote:
>> On Fri, May 8, 2015 at 5:24 PM, Peter Zijlstra wrote:
>> > On Thu, May 07, 2015 at 03:15:43PM +0100, Robert Bragg wrote:
>> >
>> >> I've changed the uapi for configuring the i
On Fri, May 15, 2015 at 02:07:29AM +0100, Robert Bragg wrote:
> On Fri, May 8, 2015 at 5:24 PM, Peter Zijlstra wrote:
> > On Thu, May 07, 2015 at 03:15:43PM +0100, Robert Bragg wrote:
> >
> >> I've changed the uapi for configuring the i915_oa specific attributes
> >> when calling perf_event_open(2
On Fri, May 8, 2015 at 5:21 PM, Peter Zijlstra wrote:
>
> So I've not yet went through the entire series; but I'm wondering if its
> at all possible to re-use some of this work:
>
> lkml.kernel.org/r/1428453299-19121-1-git-send-email-suka...@linux.vnet.ibm.com
>
> That's for a Power8 HV call that
On Fri, May 8, 2015 at 5:24 PM, Peter Zijlstra wrote:
> On Thu, May 07, 2015 at 03:15:43PM +0100, Robert Bragg wrote:
>
>> I've changed the uapi for configuring the i915_oa specific attributes
>> when calling perf_event_open(2) whereby instead of cramming lots of
>> bitfields into the perf_event_a
On Thu, May 07, 2015 at 03:15:43PM +0100, Robert Bragg wrote:
> I've changed the uapi for configuring the i915_oa specific attributes
> when calling perf_event_open(2) whereby instead of cramming lots of
> bitfields into the perf_event_attr config members, I'm now
> daisy-chaining a drm_i915_oa_ev
So I've not yet went through the entire series; but I'm wondering if its
at all possible to re-use some of this work:
lkml.kernel.org/r/1428453299-19121-1-git-send-email-suka...@linux.vnet.ibm.com
That's for a Power8 HV call that can basically return an array of
values; which on a superficial le
This is an updated series adding support for an "i915_oa" perf PMU for
configuring the Intel Gen graphics Observability unit (Haswell only to
start with) and forwarding periodic counter reports as perf samples.
Compared to the series I sent out last year:
The driver is now hooked into context swi
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